xref: /openbmc/u-boot/test/dm/hwspinlock.c (revision dd1033e4)
1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
2 /*
3  * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
4  */
5 
6 #include <common.h>
7 #include <dm.h>
8 #include <hwspinlock.h>
9 #include <asm/state.h>
10 #include <asm/test.h>
11 #include <dm/test.h>
12 #include <test/ut.h>
13 
14 /* Test that hwspinlock driver functions are called */
15 static int dm_test_hwspinlock_base(struct unit_test_state *uts)
16 {
17 	struct sandbox_state *state = state_get_current();
18 	struct hwspinlock hws;
19 
20 	ut_assertok(uclass_get_device(UCLASS_HWSPINLOCK, 0, &hws.dev));
21 	ut_assertnonnull(hws.dev);
22 	ut_asserteq(false, state->hwspinlock);
23 
24 	hws.id = 0;
25 	ut_assertok(hwspinlock_lock_timeout(&hws, 1));
26 	ut_asserteq(true, state->hwspinlock);
27 
28 	ut_assertok(hwspinlock_unlock(&hws));
29 	ut_asserteq(false, state->hwspinlock);
30 
31 	ut_assertok(hwspinlock_lock_timeout(&hws, 1));
32 	ut_assertok(!hwspinlock_lock_timeout(&hws, 1));
33 
34 	ut_assertok(hwspinlock_unlock(&hws));
35 	ut_assertok(!hwspinlock_unlock(&hws));
36 
37 	return 0;
38 }
39 
40 DM_TEST(dm_test_hwspinlock_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
41